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Individual Calculations July 2015 |
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| Culma, Ruben Total change: -3.20 | |   |
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| V Open de Ajedrez Ciudad de Ortega | Ortega | COL | 2015-06-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1922 | 2063 | 2.50 | 4 | -0.16 | 20 | -3.20 | |
|  Valencia Lopez, Daily Vanessa | | | 1663 * | COL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Velez Alvarez, Laura Camila | | | 1822 | COL | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Arismendi Polanco, Efrain Stev | | | 1795 | COL | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Sanchez, Sebastian Felipe | m | | 2409 | COL | 0.00 | 1 | -0.11 | 20 | -2.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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